Put the balsamic vinegar in a mixing bowl, add the two raw eggs and 1 teaspoon of mustard and season to taste. Now mix these ingredients for about 2 minutes with the hand blender. Meanwhile slowly (!) Add half of the oil, otherwise the sauce will separate. Then add 3 dl meat stock, continue mixing, then slowly add the rest of the oil while mixing. Finally add the fresh chives.
The salad dressing should be used within 10 days. The cold chain should be maintained through the raw eggs and the behavior for it should be observed!